java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:30:29,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:30:29,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:30:29,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:30:29,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:30:29,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:30:29,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:30:29,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:30:29,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:30:29,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:30:29,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:30:29,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:30:29,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:30:29,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:30:29,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:30:29,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:30:29,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:30:29,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:30:29,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:30:29,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:30:29,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:30:29,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:30:29,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:30:29,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:30:29,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:30:29,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:30:29,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:30:29,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:30:29,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:30:29,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:30:29,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:30:29,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:30:29,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:30:29,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:30:29,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:30:29,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:30:29,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:30:29,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:30:29,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:30:29,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:30:29,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:30:29,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:30:29,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:30:29,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:30:29,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:30:29,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:30:29,251 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:30:29,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:30:29,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:30:29,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:30:29,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:30:29,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:30:29,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:30:29,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:30:29,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:30:29,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:30:29,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:30:29,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:30:29,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:30:29,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:30:29,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:30:29,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:30:29,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:30:29,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:30:29,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:30:29,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:30:29,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:30:29,255 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:30:29,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:30:29,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:30:29,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:30:29,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:30:29,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:30:29,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:30:29,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:30:29,331 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:30:29,331 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2019-09-21 08:30:29,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a3af6e9c/b55b5f3f31e6413f863ca02aa46bf95c/FLAG3ba48ec58 [2019-09-21 08:30:29,947 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:30:29,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2019-09-21 08:30:29,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a3af6e9c/b55b5f3f31e6413f863ca02aa46bf95c/FLAG3ba48ec58 [2019-09-21 08:30:30,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a3af6e9c/b55b5f3f31e6413f863ca02aa46bf95c [2019-09-21 08:30:30,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:30:30,193 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:30:30,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:30,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:30:30,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:30:30,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38fd210c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30, skipping insertion in model container [2019-09-21 08:30:30,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,210 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:30:30,263 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:30:30,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:30,707 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:30:30,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:30,868 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:30:30,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30 WrapperNode [2019-09-21 08:30:30,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:30,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:30:30,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:30:30,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:30:30,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30" (1/1) ... [2019-09-21 08:30:30,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:30:30,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:30:30,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:30:30,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:30:30,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:30:31,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:30:31,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:30:31,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:31,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:30:31,048 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:30:31,048 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:30:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:30:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:30:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:30:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:30:31,049 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:30:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:30:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:30:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:30:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:30:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:30:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:30:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:30:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:30:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:30:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:30:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:30:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:30:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:30:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:30:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:30:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:30:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:30:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:30:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:30:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:30:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:30:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:30:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:30:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:30:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:30:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:30:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:30:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:30:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:30:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:30:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:30:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:30:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:30:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:30:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:30:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:30:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:30:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:30:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:30:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:30:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:30:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:30:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:30:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:30:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:30:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:30:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:30:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:30:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:30:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:30:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:30:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:30:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:30:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:30:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:30:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:30:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:30:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:30:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:30:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:30:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:30:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:30:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:30:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:30:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:30:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:30:32,675 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:30:32,676 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:30:32,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:32 BoogieIcfgContainer [2019-09-21 08:30:32,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:30:32,678 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:30:32,678 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:30:32,678 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:30:32,679 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:32" (1/1) ... [2019-09-21 08:30:32,680 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:30:32,703 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:30:32,703 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:30:32,712 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:30:32,721 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:30:32,723 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:30:43,279 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:30:45,121 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:30:45,285 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:45,410 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:45,534 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:45,560 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:30:45,615 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:30:45,621 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:30:45,799 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:30:45,922 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:30:46,406 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:30:46,804 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:30:47,098 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:30:47,342 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:30:47,660 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:30:48,052 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:30:48,189 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:30:48,300 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:30:48,832 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:30:49,057 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:30:49,657 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:30:49,858 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:30:50,647 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 535 [2019-09-21 08:30:50,916 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:30:51,185 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 535 [2019-09-21 08:30:51,359 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:30:51,647 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 541 [2019-09-21 08:30:51,900 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 541 [2019-09-21 08:30:52,140 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 529 [2019-09-21 08:30:52,363 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 529 [2019-09-21 08:30:53,066 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 535 [2019-09-21 08:30:53,235 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:30:53,409 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 535 [2019-09-21 08:30:53,574 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:30:53,899 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 541 [2019-09-21 08:30:54,135 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 541 [2019-09-21 08:30:54,409 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 25 for LOIs [2019-09-21 08:30:54,463 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-21 08:30:54,472 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 12 for LOIs [2019-09-21 08:30:54,476 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 24 for LOIs [2019-09-21 08:30:54,479 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:30:54,479 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:30:54,481 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 514#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:30:54,491 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:30:54,491 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:30:54,493 INFO L168 Benchmark]: Toolchain (without parser) took 24299.29 ms. Allocated memory was 132.6 MB in the beginning and 752.4 MB in the end (delta: 619.7 MB). Free memory was 88.0 MB in the beginning and 203.8 MB in the end (delta: -115.8 MB). Peak memory consumption was 503.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:54,494 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:30:54,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.87 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 87.7 MB in the beginning and 164.1 MB in the end (delta: -76.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:54,495 INFO L168 Benchmark]: Boogie Preprocessor took 105.39 ms. Allocated memory is still 198.7 MB. Free memory was 164.1 MB in the beginning and 160.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:54,496 INFO L168 Benchmark]: RCFGBuilder took 1702.21 ms. Allocated memory was 198.7 MB in the beginning and 222.8 MB in the end (delta: 24.1 MB). Free memory was 160.4 MB in the beginning and 149.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 91.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:54,498 INFO L168 Benchmark]: Sifa took 21813.13 ms. Allocated memory was 222.8 MB in the beginning and 752.4 MB in the end (delta: 529.5 MB). Free memory was 149.6 MB in the beginning and 203.8 MB in the end (delta: -54.2 MB). Peak memory consumption was 475.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:54,502 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.87 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 87.7 MB in the beginning and 164.1 MB in the end (delta: -76.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.39 ms. Allocated memory is still 198.7 MB. Free memory was 164.1 MB in the beginning and 160.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1702.21 ms. Allocated memory was 198.7 MB in the beginning and 222.8 MB in the end (delta: 24.1 MB). Free memory was 160.4 MB in the beginning and 149.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 91.0 MB. Max. memory is 7.1 GB. * Sifa took 21813.13 ms. Allocated memory was 222.8 MB in the beginning and 752.4 MB in the end (delta: 529.5 MB). Free memory was 149.6 MB in the beginning and 203.8 MB in the end (delta: -54.2 MB). Peak memory consumption was 475.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 21778, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 223, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 152, TOOLS_POST_TIME[ms]: 12656, TOOLS_POST_CALL_APPLICATIONS: 59, TOOLS_POST_CALL_TIME[ms]: 174, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 261, TOOLS_QUANTIFIERELIM_TIME[ms]: 12813, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12494, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 230, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 84, DOMAIN_JOIN_TIME[ms]: 8262, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 33, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 31, DOMAIN_ISBOTTOM_APPLICATIONS: 56, DOMAIN_ISBOTTOM_TIME[ms]: 360, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3934, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3933, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 50, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12812, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12811, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 474, DAG_COMPRESSION_RETAINED_NODES: 184 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 514#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...